package Cylinder;


public class Cone {

    private double h=1.2;
    int r=10;
    int l=20;
    double Sce=3.14*r*l;
    double Sbiao=3.14*r*l+3.14*r*r;
    double V=(3.14*r*r*h)/3;

    public  double sign1() {

        double S=Sce+Sbiao;
        return S;
    }
    public  double sign2() {

        return V;

    }


}
